/usr/share/php/Doctrine/DBAL/Schema/ is in php-doctrine-dbal 2.5.4-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/php/Doctrine/DBAL/Schema/AbstractAsset.php
/usr/share/php/Doctrine/DBAL/Schema/AbstractSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/Column.php
/usr/share/php/Doctrine/DBAL/Schema/ColumnDiff.php
/usr/share/php/Doctrine/DBAL/Schema/Comparator.php
/usr/share/php/Doctrine/DBAL/Schema/Constraint.php
/usr/share/php/Doctrine/DBAL/Schema/DB2SchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/DrizzleSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/ForeignKeyConstraint.php
/usr/share/php/Doctrine/DBAL/Schema/Identifier.php
/usr/share/php/Doctrine/DBAL/Schema/Index.php
/usr/share/php/Doctrine/DBAL/Schema/MySqlSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/OracleSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/PostgreSqlSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/SQLAnywhereSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/SQLServerSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/Schema.php
/usr/share/php/Doctrine/DBAL/Schema/SchemaConfig.php
/usr/share/php/Doctrine/DBAL/Schema/SchemaDiff.php
/usr/share/php/Doctrine/DBAL/Schema/SchemaException.php
/usr/share/php/Doctrine/DBAL/Schema/Sequence.php
/usr/share/php/Doctrine/DBAL/Schema/SqliteSchemaManager.php
/usr/share/php/Doctrine/DBAL/Schema/Synchronizer/
/usr/share/php/Doctrine/DBAL/Schema/Synchronizer/AbstractSchemaSynchronizer.php
/usr/share/php/Doctrine/DBAL/Schema/Synchronizer/SchemaSynchronizer.php
/usr/share/php/Doctrine/DBAL/Schema/Synchronizer/SingleDatabaseSynchronizer.php
/usr/share/php/Doctrine/DBAL/Schema/Table.php
/usr/share/php/Doctrine/DBAL/Schema/TableDiff.php
/usr/share/php/Doctrine/DBAL/Schema/View.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/
/usr/share/php/Doctrine/DBAL/Schema/Visitor/AbstractVisitor.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/CreateSchemaSqlCollector.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/DropSchemaSqlCollector.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/Graphviz.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/NamespaceVisitor.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/RemoveNamespacedAssets.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/SchemaDiffVisitor.php
/usr/share/php/Doctrine/DBAL/Schema/Visitor/Visitor.php